<?php if (!defined('BASEPATH')) exit('No direct script access allowed');
/**
 * CodeIgniter
 *
 * An open source application development framework for PHP 5.1.6 or newer
 *
 * @package        CodeIgniter
 * @author        ExpressionEngine Dev Team
 * @copyright    Copyright (c) 2008 - 2011, EllisLab, Inc.
 * @license        http://codeigniter.com/user_guide/license.html
 * @link        http://codeigniter.com
 * @since        Version 1.0
 * @filesource
 */

// ------------------------------------------------------------------------

/**
 * CodeIgniter Number Helpers
 *
 * @package        CodeIgniter
 * @subpackage    Helpers
 * @category    Helpers
 * @author        ExpressionEngine Dev Team
 * @link        http://codeigniter.com/user_guide/helpers/number_helper.html
 */

// ------------------------------------------------------------------------

/**
 * Formats a numbers as bytes, based on size, and adds the appropriate suffix
 *
 * @access    public
 * @param    mixed // will be cast as int
 * @return    string
 */
if (!function_exists('byte_format')) {
    function byte_format($num, $precision = 1)
    {
        $CI =& get_instance();
        $CI->lang->load('number');

        if ($num >= 1000000000000) {
            $num = round($num / 1099511627776, $precision);
            $unit = $CI->lang->line('terabyte_abbr');
        } elseif ($num >= 1000000000) {
            $num = round($num / 1073741824, $precision);
            $unit = $CI->lang->line('gigabyte_abbr');
        } elseif ($num >= 1000000) {
            $num = round($num / 1048576, $precision);
            $unit = $CI->lang->line('megabyte_abbr');
        } elseif ($num >= 1000) {
            $num = round($num / 1024, $precision);
            $unit = $CI->lang->line('kilobyte_abbr');
        } else {
            $unit = $CI->lang->line('bytes');
            return number_format($num) . ' ' . $unit;
        }

        return number_format($num, $precision) . ' ' . $unit;
    }
}


/* End of file number_helper.php */
/* Location: ./system/helpers/number_helper.php */